BE454822A - - Google Patents
Info
- Publication number
- BE454822A BE454822A BE454822DA BE454822A BE 454822 A BE454822 A BE 454822A BE 454822D A BE454822D A BE 454822DA BE 454822 A BE454822 A BE 454822A
- Authority
- BE
- Belgium
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
- C03C8/00—Enamels; Glazes; Fusion seal compositions being frit compositions having non-frit additions
- C03C8/14—Glass frit mixtures having non-frit additions, e.g. opacifiers, colorants, mill-additions
- C03C8/20—Glass frit mixtures having non-frit additions, e.g. opacifiers, colorants, mill-additions containing titanium compounds; containing zirconium compounds
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- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03G—CONTROL OF AMPLIFICATION
- H03G3/00—Gain control in amplifiers or frequency changers
- H03G3/02—Manually-operated control
- H03G3/04—Manually-operated control in untuned amplifiers
- H03G3/06—Manually-operated control in untuned amplifiers having discharge tubes
Landscapes
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE905004X | 1942-03-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE454822A true BE454822A (fr) |
Family
ID=6862086
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE454822D BE454822A (fr) | 1942-03-19 |
Country Status (2)
| Country | Link |
|---|---|
| BE (1) | BE454822A (fr) |
| FR (1) | FR905004A (fr) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0202551B1 (fr) * | 1985-05-22 | 1990-05-02 | Zinkweiss-Forschungsgesellschaft mbH | Matières premières silicatées pour céramiques, leur procédé de fabrication et leur utilisation |
-
0
- BE BE454822D patent/BE454822A/xx unknown
-
1944
- 1944-06-12 FR FR905004D patent/FR905004A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR905004A (fr) | 1945-11-22 |